Isaiah 40:28 — Bible Verse Meaning & Context

Isaiah 40:28 reads: "Haven’t you known? Haven’t you heard? The everlasting God, Yahweh, The Creator of the ends of the earth, doesn’t faint. He isn’t weary. His understanding is unsearchable." — from the Old Testament, Isaiah (Major prophet). The full verse is shown above with both the World English Bible (WEB) and King James Version (KJV) translations side by side.

Isaiah 40:28 is in the book of Isaiah, traditionally attributed to Isaiah son of Amoz and written around c. 740–680 BC. Isaiah is major prophet in the Old Testament, originally addressed to Judah during the Assyrian crisis. Best known for the Suffering Servant of Isaiah 53.

Isaiah 40:28 is primarily a Bible verse about Strength, with related themes including God's Love. Within Isaiah, Isaiah is the longest prophetic book and is sometimes called "the fifth Gospel" for its detailed Messianic prophecies — the virgin's child (7:14), the government on his shoulder (9:6), and the Suffering Servant of chapter 53 who would be "wounded for our transgressions. Read the full passage above with surrounding context.

Isaiah 40:28 in the World English Bible (WEB) reads: "Haven’t you known? Haven’t you heard? The everlasting God, Yahweh, The Creator of the ends of the earth, doesn’t faint. He isn’t weary. His understanding is unsearchable.". The King James Version (KJV) reads: "Hast thou not known3045? hast thou not heard8085, that the everlasting5769 God430, the LORD3068, the Creator1254 of the ends7098 of the earth776, fainteth3286 not, neither is weary3021? there is no searching2714 of his understanding8394.". The WEB is a modern public-domain translation that updates the KJV's 1611 English while keeping a similar formal-equivalence style. Both render the same underlying Greek or Hebrew text.

Isaiah 40:28 is 27 words in the WEB translation (170 characters), broken into 6 clauses. It is a longer verse, often broken into smaller phrases for memorisation. Estimated reading time is about 8 seconds.

To memorise Isaiah 40:28, split it into its 6 natural clauses and learn one at a time. Repeat the full verse out loud five times, then write it from memory. Saving the verse as a photo wallpaper using our verse image studio helps daily review — the visual association with a memorable background dramatically improves recall.

Isaiah is the longest prophetic book and is sometimes called "the fifth Gospel" for its detailed Messianic prophecies — the virgin's child (7:14), the government on his shoulder (9:6), and the Suffering Servant of chapter 53 who would be "wounded for our transgressions." It opens with judgment and ends with the promise of new heavens and a new earth (66:22). Isaiah 40:28 sits within this larger story — Isaiah as a whole emphasises holiness, judgment, salvation.

Many readers use Isaiah 40:28 as a daily reminder verse — saving it as a phone wallpaper, sharing it on Pinterest, or memorising it for prayer. The verse studio on this page lets you download Isaiah 40:28 on 52 different backgrounds for free. Pair the verse with the surrounding chapter context shown above to understand its full meaning before applying it.